Home / 69,563.20-104,402.40-32,180.80

Finding the Fourth Proportional to 69,563.20, 104,402.40 and 32,180.80

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Solution

The fourth proportional to 69,563.20, 104,402.40 and 32,180.80 is: 48,297.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,563.20 : 104,402.40 = 32,180.80 : x
  2. Step 2: Convert to fraction form
    69,563.20/104,402.40 = 32,180.80/x
  3. Step 3: Cross multiply
    69,563.20x = 104,402.40 × 32,180.80
  4. Step 4: Simplify right side
    69,563.20x = 3,359,752,753.92
  5. Step 5: Solve for x
    x = 3,359,752,753.92/69,563.20
  6. Step 6: Final answer
    x = 48,297.85

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.